
William R. Acorn, P.E., FASHRAE, is principal and founder of Acorn Consulting Services, LLC (ACS). For over 30 years, he has been involved in the Engineering Analysis and Design of hundreds of projects ranging from Institutional Laboratories to Cleanroom Facilities for the semiconductor industry.
Project ConsultingLitigation Consulting Technical Analysis and Investigation Claims Preparation and Analysis Expert Testimony
Strategic Planning: Conceptual Design; Feasibility Studies & Evaluations; Value Engineering Facility Retrofit and Renovation Strategies Program Management: Project Delivery Strategies; Selection of Design and Construction Teams Design Consulting and Design Review Code Compliance Analysis and Negotiation

| New Jersey Office: PMB 4066 55 Madison Avenue - Ste 400 Morristown, NJ 07960 T: (973) 401-0010 F: (973) 401-0056 | New Hampshire Office: Analytic Engineering 105 Juniper Ridge Road Gilford, NH 03249 T: (603) 293-4477 F: (603) 293-4142 |

Every aspect of our firm is designed to serve our clients needs; conference rooms for mediations and depositions, a research and testing lab, secured evidence storage, facilities for expert inspections, and easy access to airport and hotel facilities for our out-of-town clients. We are truly a full service engineering firm.All Areas of Accident Reconstruction Failure Analysis Product Design Product Development Product Delivery Material Handling System Computer Animation, Electronic Graphics and Video Reenactment
Our clients consist of insurance companies, claim adjusting firms, attorneys, law firms, large corporations, small businesses, production facilities and appraisal companies.Structural Failures, Condition Assessment and Construction Issues/LITIGATION Fire Origin and Cause Investigations Heavy Equipment Failures Machinery / Material Failures Moisture Intrusion / Damage IAQ Evaluation CRASH / ACCIDENT Reconstruction Storm Damage Evaluation Sinkhole / Settlement Evaluations Roof Systems, Stucco and EIFS Evaluations Subrogation Analysis Litigation Support Eminent Domain / Land Planning

David L. Ross has over thirty years of expertise in Residential, Commercial, Institutional, and Public Works Construction Projects. He has the knowledge and experience required to be particularly successful in construction claims management and resolution. Mr. Ross has testified as a designated construction expert on numerous occasions and has consulted for owners, contractors, insurance companies, design firms, construction industry specialists, and law firms in a wide range of construction-related claims.
Troy V. Sutton provides full time Construction Consulting Support services for DRA. Mr. Sutton's responsibilities include reviewing contract related documentation (e.g. contracts, drawings, specifications, PCOs, Cos, RFIs, CPM schedules, Pos, invoices, procurement records, bid sheets, Pay Apps, engineer reports, testing reports, meeting minutes, correspondence, etc.), preparing claims documents for mediation, arbitration or litigation, and draft Dispute Review Board (Arbitrator/Mediator panel) opinions & recommendations on multi-million dollar public works projects.Forensic Architectural Services Include:Design Planning and Space Planning Project Development Building Survey of Existing Buildings and Retail Spaces Schematic Design Design Development Coordination of Consultants Bidding and Negotiation Construction Administration Owner's Representation Post-Construction Services
Expert Witness and Litigation Support Standard of Care and Industry Standards Codes and Ordinances Building Failure Roofing Failure Building Envelope and Water Intrusion Design and Construction Defects Slip, Trip and Fall Accessibility - Americans with Disabilities Act Fair Housing Remedial Design

| Engineering Investigations | |
Fire / Explosion Origin and Cause | Roofing Investigations |

| - Piping & pipe supports - Structural failure of products - Failure analysis - Industrial asbestos - Seismic analysis - Fire protection - Pressure vessels | - Tanks - Construction - Heat transfer analysis - Environmental qualification of equipment - Welding - Product design - Patent information |

